What features are caused by divergent plate boundaries? 1. fracture zones

2. chains of sea islands

3. mountain ranges

4. rift valleys

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.

How did geographic isolation affect the islands in the australasia ecozobne?

Which type of seismic waves are confined at the surface